nitrous oxide
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You Asked: Does Carbon Capture Technology Actually Work?
We have the technology to capture and store millions of tons of carbon globally. Now all that’s lagging is the policy.
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You Asked: Should We All Go Vegetarian or Vegan to Reduce Our Carbon Footprint?
Short answer: Moderation is key.
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Agriculture and its Discontents: Greenhouse Gas Emissions
In 1943, Norman Borlaug began his research into new varieties of wheat that could feed the burgeoning population of Mexico. Invited by the Mexican government and funded largely by international philanthropic organizations, Borlaug’s research began what we now refer to as the Green Revolution. Over the next 13 years, Mexico became agriculturally self-sufficient, and in…

COP31, the 2026 United Nations Climate Change Conference, aims to advance dialogue, strengthen consensus, and accelerate climate action on a global scale. From November 9–20, 2026 in Antalya, Türkiye, heads of state, ministers, scientists, business leaders, and civil society will gather to advance efforts in emission targets, climate finance, and adaptation and resilience. Once again, our experts, students, and global thought leaders from Columbia Climate School and across Columbia University are contributing to key events, sharing insights, and helping shape the dialogue toward ambitious, science-based solutions. Learn More
